4. i don't know the girl ________ is wearing a long blue. A. whom B. whose C which D. that 5. the police are asking the man ________ car has been stolen. A. whom B. whose C. which D. that 6. spring is the time ________ many kinds of flowers blossom. A. who B. where C. which D. when 7. she gives her children everything ________ they want. A. that B. who C. whom D. which 8. he went to the sport club ________ he first met his wife at. A. which B. who C. where D. whose 9. he will never forget the day ________ his mother died. A. on which B. who C. where D. which 13. We can _______ pollution by recycling bottles and cans. A. prohibit B. minimize C. mention D.litter